Hong Kong vs IDA only: Population in the largest city
Hong Kong
100.0%
in 2025
IDA only
31.2%
in 2025
Hong Kong rank
1st
IDA only rank
3rd
Population in the largest city over time
- Hong Kong
- IDA only
How they compare
Hong Kong currently reports 100.0% against 31.2% in IDA only, a difference of 68.8%.
That makes Hong Kong's figure about 3.2 times IDA only's.
Across all 66 years both countries report, Hong Kong has been ahead every year.
Hong Kong ranks 1st and IDA only ranks 3rd of 153 countries.
Hong Kong has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | Hong Kong | IDA only | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 98.5% | 32.0% | 66.5% | Hong Kong |
| 1970s | 97.0% | 33.1% | 63.9% | Hong Kong |
| 1980s | 98.3% | 32.8% | 65.5% | Hong Kong |
| 1990s | 99.3% | 33.5% | 65.8% | Hong Kong |
| 2000s | 99.9% | 32.4% | 67.6% | Hong Kong |
| 2010s | 99.6% | 30.8% | 68.9% | Hong Kong |
| 2020s | 100.0% | 31.1% | 68.9% | Hong Kong |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population in the largest city, Hong Kong or IDA only?
- Hong Kong, at 100.0% against 31.2% in IDA only as of 2025.
- What is the difference in population in the largest city between Hong Kong and IDA only?
- 68.8%, with Hong Kong ahead.
- How many years of comparable data are there for Hong Kong and IDA only?
- 66 years are reported by both, from 1960 to 2025.
- How do Hong Kong and IDA only rank globally for population in the largest city?
- Hong Kong ranks 1st and IDA only ranks 3rd of 153 countries.
- Where does this data come from?
- World Urbanization Prospects 2018, United Nations (UN), published as Population in the largest city (% of urban population). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Population in largest city is the percentage of a country's urban population living in that country's largest metropolitan area.